The Terzanelle is a poetry type which is a combination of the villanelle and the
terza rima forms. It is a 19-line poem consisting of five interlocking triplets/tercets
plus a concluding quatrain in which the first and third lines of the first triplet appear
as refrains. The middle line of each triplet is repeated, reappearing as the last line
of the succeeding triplet with the exception of the center line of the next-to-the-last
stanza which appears in the quatrain. The rhyme and refrain scheme for the triplets
is as follows: